package lesson2;

public class Demo1 {
    public static void main(String[] args) {
        //
        int num = 100;
        Student student = new Student();
        student.age = 23;
        //student.sex = "男";

//        student.name = "军超";
//        student.sex = "男";
//        student.eat();
//        System.out.println(student.name);
//
//        Student student2 = new Student();
//        student2.name = "奕人";
//        student2.age = 222;
//        student2.sex = "男";

        Student newStudent = new Student();
        student.age = 123;


    }
}
